triangulatePointsAsync function
        
Future<Mat> 
triangulatePointsAsync(
    
- InputArray projMatr1,
- InputArray projMatr2,
- InputArray projPoints1,
- InputArray projPoints2, {
- OutputArray? points4D,
This function reconstructs 3-dimensional points (in homogeneous coordinates) by using their observations with a stereo camera.
void cv::triangulatePoints (InputArray projMatr1, InputArray projMatr2, InputArray projPoints1, InputArray projPoints2, OutputArray points4D);
https://docs.opencv.org/4.11.0/d9/d0c/group__calib3d.html#gad3fc9a0c82b08df034234979960b778c
Implementation
Future<Mat> triangulatePointsAsync(
  InputArray projMatr1,
  InputArray projMatr2,
  InputArray projPoints1,
  InputArray projPoints2, {
  OutputArray? points4D,
}) async {
  points4D ??= Mat.empty();
  return cvRunAsync0(
    (callback) => ccalib3d.cv_triangulatePoints(
      projMatr1.ref,
      projMatr2.ref,
      projPoints1.ref,
      projPoints2.ref,
      points4D!.ref,
      callback,
    ),
    (c) => c.complete(points4D!),
  );
}